Black-billed Cuckoo vs Guira Cuckoo
Coccyzus erythropthalmus compared with Guira guira
Side-by-Side Comparison
| Attribute | Black-billed Cuckoo | Guira Cuckoo |
|---|---|---|
| Scientific Name | Coccyzus erythropthalmus | Guira guira |
| Order | Cuculiformes | Cuculiformes |
| Family | Cuculidae | Cuculidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 27.4 cm (10.8 in) | 34.7 cm (13.7 in) |
| Weight | 53.20000000000001 g (1.88 oz) | 141.73333333333335 g (5.00 oz) |
| Diet | -- | Omnivore of open South American country; eats large insects, small frogs, lizards, and bird eggs. … |
| Clutch Size | 2-5 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-billed Cuckoo
Loud, far-carrying resonant call; deep notes audible across dense forest in Asia. Vocalization pattern typical of this species in its native habitat.
Guira Cuckoo
Loud, gurgling call with hollow quality; distinctive multi-tonal sound carrying across open African savanna.
Geographic Range & Migration
Black-billed Cuckoo
Guira Cuckoo
Found in open habitats across South America east of the Andes from Brazil to Argentina. Resident and gregarious.
Conservation Status
Black-billed Cuckoo
Guira Cuckoo
How to Tell Them Apart
Black-billed Cuckoo
Gray-capped Cuckoo: gray cap; brown above; pale below; graduated dark tail; South American species; forest cuckoo
Guira Cuckoo
Broad-billed Bronze-cuckoo: bronze-green above; broadly barred white below; wide bars; reddish eye; Australian bronze cuckoo
About These Birds
Black-billed Cuckoo
Black-billed Cuckoo (Coccyzus erythropthalmus) — 26–31 cm. Brown above; white below; all-dark bill; narrow red orbital ring; tail with small white spots. Migratory breeder in eastern North America; winters in South America. Non-parasitic. Insectivore specialising in tent caterpillars and other hairy larvae.
Guira Cuckoo
A distinctive, socially gregarious cuckoo (36-42 cm) found in open habitats across South America east of the Andes. Shaggy orange-rufous crest, streaked plumage, and long tail. Omnivore, feeding on insects, small vertebrates, and eggs. Often seen in noisy family groups.